docs: def order_quote(self, quote_id, extra):
          """Places an order using a quote
  
          ::
  
              extras = {
                  'hardware': {'hostname': 'test', 'domain': 'testing.com'},
                  'quantity': 2
              }
              manager = ordering.OrderingManager(env.client)
              result = manager.order_quote(12345, extras)
  
          :param int quote_id: ID for the target quote
          :param dictionary extra: Overrides for the defaults of SoftLayer_Container_Product_Order
          :param int quantity: Quantity to override default
          """
  
          container = self.generate_order_template(quote_id, extra)
          return self.client.call('SoftLayer_Billing_Order_Quote', 'placeOrder', container, id=quote_id)